4515946025 has 18 divisors (see below), whose sum is σ = 5739087102. Its totient is φ = 3522961600.

The previous prime is 4515946013. The next prime is 4515946103. The reversal of 4515946025 is 5206495154.

It can be written as a sum of positive squares in 3 ways, for example, as 4405801 + 4511540224 = 2099^2 + 67168^2 .

It is not a de Polignac number, because 4515946025 - 2⁸ = 4515945769 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2150426 + ... + 2152524.

Almost surely, 2^4515946025 is an apocalyptic number.

It is an amenable number.

4515946025 is a deficient number, since it is larger than the sum of its proper divisors (1223141077).

4515946025 is an frugal number, since it uses more digits than its factorization.

4515946025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4249 (or 2145 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 41.

The square root of 4515946025 is about 67200.7888718577. The cubic root of 4515946025 is about 1652.9114223740.

Multiplying 4515946025 by its sum of digits (41), we get a square (185153787025 = 430295²).

4515946025 divided by its sum of digits (41) gives a square (110145025 = 10495²).

The spelling of 4515946025 in words is "four billion, five hundred fifteen million, nine hundred forty-six thousand, twenty-five".